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Recent Posts
Categories
- Design (2)
- Elasticsearch (3)
- Golang (5)
- hadoop (2)
- Java (12)
- Kubernetes (1)
- linux (1)
- Maven (1)
- Openshift (1)
- Performance (1)
- Scala (2)
- Security (3)
- Spark (2)
- Spring (3)
- Spring Batch (1)
- Spring Boot (2)
- sqoop (1)
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Tags
annotation
apache hive 3
build
cdp
cloudera
commands
CORS
design
design pattern
DNS
elastic
elasticsearch
go
golang
hadoop
hdfs
hive
http
ip
java
jms
junit
maven
mq
mysql
nginx
oracle
proxy
proxy_pass
queue
rdbms
Repository
resolution
resolver
reverseproxy
scala
spark
spring
spring boot
springboot
sqoop
string
time zone
upstream
vim
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Different ways of implementing Singleton Design Pattern in Java
The singleton design pattern is used to restrict the instantiation of a class and ensures that only one instance of the class exists in the JVM. In other words, a singleton. read more…
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Elasticsearch : What, How and Why?
At its core, you can think of Elasticsearch as a server that can process JSON requests and give you back JSON data in near real-time.
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Locking in Hibernate using Java
In a relational database, locking refers to actions taken to prevent data from changing between the time it is read and the time is used.
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Make your own Java Annotations
Annotations, a form of metadata, provide data about a program that is not part of the program itself. Annotations have no direct effect on the operation of the code they annotate. Annotations have been a powerful part of Java, but most times we tend to use them rather than create them.
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